Java Software Architect (MES Development) | Java-Software-Architekt (MES Entwicklung) (m/w/d)

Saarstahl AG

Völklingen, Saarland, Deutschland
Published Apr 22, 2026
Full-time
Permanent

Job Summary

As a Java Software Architect specializing in Manufacturing Execution Systems (MES), you will play a pivotal role in the digital transformation of steel production. Your daily responsibilities include designing and developing robust Java backends and microservices to process critical data from production sensors and automation systems. You will implement REST APIs, manage data pipelines, and integrate AI methods into production-near software solutions, ensuring high reliability and performance in a manufacturing environment. Key requirements include a degree in Computer Science or Engineering (or equivalent professional experience), strong proficiency in Java, and experience with modern architectures like Quarkus, microservices, and container technologies. This position is unique because it sits at the intersection of IT and heavy industry, offering the opportunity to contribute directly to 'green steel' initiatives. You will collaborate closely with automation engineers and production teams to build stable, long-term software solutions that drive the future of sustainable steel manufacturing in a supportive, professional environment.

Required Skills

Education

Degree in Computer Science, Engineering Informatics, or a comparable qualification.

Experience

  • Professional experience in industrial software development
  • Experience in software architecture and design
  • Experience with microservices and REST interfaces
  • Experience with messaging systems (e.g., RabbitMQ)
  • Experience with industrial data systems (e.g., OPC UA, telemetry)

Languages

German (Basic)

Additional

  • Not specified